Home / 45,278.76-67,928.21-14,885.26

Finding the Fourth Proportional to 45,278.76, 67,928.21 and 14,885.26

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Solution

The fourth proportional to 45,278.76, 67,928.21 and 14,885.26 is: 22,331.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,278.76 : 67,928.21 = 14,885.26 : x
  2. Step 2: Convert to fraction form
    45,278.76/67,928.21 = 14,885.26/x
  3. Step 3: Cross multiply
    45,278.76x = 67,928.21 × 14,885.26
  4. Step 4: Simplify right side
    45,278.76x = 1,011,129,377.74
  5. Step 5: Solve for x
    x = 1,011,129,377.74/45,278.76
  6. Step 6: Final answer
    x = 22,331.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.